From swimming faster than Olympic athletes to proposing with pebbles, penguins are full of surprising and lovable traits. Celebrate World Penguin Day by discovering 10 fun facts that prove why these ...

Some mammals are super hairy, some are not. Ed Jones/AFP via Getty Images Maria Chikina, University of Pittsburgh Curious ...

Researchers created 3D models of ancient tracks in Oregon’s John Day Fossil Beds National Monument. The study revealed a ...

Are you not entertained? New analysis from the bones of an ancient gladiator discovered in York suggests that British ...

Rocks from Greenland found on Iceland's west coast could link the late Roman Empire's fall to a spell of sudden climate ...